Arnold had taken European road bike derailleur sets, one front and one rear and machined new parts to make parallelogram chain guides more easily moved, with radically increased movement. This allowed the chain drive to select larger or smaller sprockets at the whim of the rider. It also allowed the rider to keep a measured pace with his legs. The 'derailleur' pushed or pulled the chain by means of a cable attached at one end to a shifter on the handlebar and the other end to the derailleur.So that the crankset was not continuously turning, a freewheel mechanism, stolen from one of the Salvation Army Thrift Store bikes was incorporated in the rear wheel. When the rider applied pressure to the chain by means of a pair of foot cranks with a sprocket the freewheel device engaged. Without pressure the freewheel freewheeled, rotated without acting on the chain.Arnold rode his bike everywhere on campus. Students laughed at him but every once in a while a 'mind of his own' student asked him. "Well, we are going to have to get that replicator reprogrammed with some of our food, at least for the eggs," Jim said.Chuckles came from the kids and wives at his remark.Lisa spoke to Jason, "Well, let's get you hooked up to a learning terminal, and get you up to speed on things."With that, they were off to the other room.It didn't take long for the rest of the family to join them. Soon, they all had their basic language skills updated. Then they moved on to more interesting endeavors. As they were doing this, Terri sent for a med team to come to the house. They would bring the basic DNA equipment to make the adjustments everyone was sure to want.Jason learned all he could on Jump Gate technology and its history.Leah took a crash course in hyper communications, and sensors.Everyone took the basic course that the computer created just for them, on the customs and habits of the Centauri Federation.Jim asked for and received access to all the known information they had on the Grays..
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